Established in 1981 with offices located throughout the western United States, Mesa Systems is a world-class, full-service provider of residential, commercial, and logistics-based transportation solutions for businesses and individuals. This case study reviews how Mesa Systems identified a new wave of phishing attacks getting past their existing defenses, and how they are giving their employees a simple tool that helps them flag suspicious emails in their inbox. It then automatically routes those emails through AI and expert human analysis in minutes. Mesa can now fight phishing attacks faster, resolving them in minutes, and they are no longer burdening IT with the time and cost of investigating and remediating suspicious emails.